Koa (disambiguation)

Koa is a species of tree endemic to Hawaii.

Koa or KOA may also refer to:
 * Guwa language, or Koa, an Australian language
 * Kampgrounds of America, a franchise chain of North American campgrounds
 * KCNC-TV, an American television station, which used the callsign KOA-TV from December 24, 1953 until August 1983
 * KOA (AM), an American radio station
 * KOA Corporation of Japan
 * Koa people (Guwa), an Aboriginal Australian people
 * Kona International Airport, IATA code: KOA, an airport in Hawaii
 * Konami of America, the North American subsidiary of Konami, later known as Konami Corporation of America
 * Koya language, or Koa, a language of India
 * Kick Off Association, an organization for fans of the soccer simulation computer game Kick Off
 * Kingdoms of Amalur: Reckoning, a 2012 video game